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Aldeyra Therapeutics, Inc.

ALDX
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001341235

No open-market purchases or sales by Aldeyra Therapeutics, Inc. insiders were filed in the last 90 days; 107 institutions reported holding it in 13F filings for Q2 2026, worth $78.2M in total; no superinvestor holds it.

13F holders, Q3 2022

Institutional positions in Aldeyra Therapeutics, Inc. as of Sep 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
89
−6 vs. Q2 2022
Shares held
37.0M
+16.6K (0.0%) vs. Q2 2022
Total value
$197.4M
+$49.9M (+33.9%) vs. Q2 2022
New holders
14
22 more added
Sold out
20
32 more reduced

Compare with Q2 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ALDX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2022: 89 institutions
Q1 2021: 108 institutionsQ2 2021: 136 institutionsQ3 2021: 117 institutionsQ4 2021: 115 institutionsQ1 2022: 111 institutionsQ2 2022: 95 institutionsQ3 2022: 89 institutionsQ4 2022: 96 institutionsQ1 2023: 109 institutionsQ2 2023: 119 institutionsQ3 2023: 120 institutionsQ4 2023: 105 institutionsQ1 2024: 101 institutionsQ2 2024: 103 institutionsQ3 2024: 112 institutionsQ4 2024: 119 institutionsQ1 2025: 126 institutionsQ2 2025: 122 institutionsQ3 2025: 131 institutionsQ4 2025: 136 institutionsQ1 2026: 128 institutionsQ2 2026: 107 institutions
Value heldQ3 2022: $210.2M
Q1 2021: $376.7MQ2 2021: $625.0MQ3 2021: $348.9MQ4 2021: $187.1MQ1 2022: $171.9MQ2 2022: $147.5MQ3 2022: $210.2MQ4 2022: $237.9MQ1 2023: $361.2MQ2 2023: $327.5MQ3 2023: $252.3MQ4 2023: $125.2MQ1 2024: $118.1MQ2 2024: $117.0MQ3 2024: $249.8MQ4 2024: $186.0MQ1 2025: $225.6MQ2 2025: $131.2MQ3 2025: $204.3MQ4 2025: $201.8MQ1 2026: $63.3MQ2 2026: $78.2M
Institutions holding ALDX and their total value by quarter
QuarterHoldersValue
Q2 2026107$78.2M
Q1 2026128$63.3M
Q4 2025136$201.8M
Q3 2025131$204.3M
Q2 2025122$131.2M
Q1 2025126$225.6M
Q4 2024119$186.0M
Q3 2024112$249.8M
Q2 2024103$117.0M
Q1 2024101$118.1M
Q4 2023105$125.2M
Q3 2023120$252.3M
Q2 2023119$327.5M
Q1 2023109$361.2M
Q4 202296$237.9M
Q3 202289$210.2M
Q2 202295$147.5M
Q1 2022111$171.9M
Q4 2021115$187.1M
Q3 2021117$348.9M
Q2 2021136$625.0M
Q1 2021108$376.7M

Institutions, Q3 2022

Shares, value and share of portfolio for each institution holding Aldeyra Therapeutics, Inc.; share changes are against Q2 2022.

Institutions holding ALDX in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Perceptive Advisors LLC11,350,085$60.6M1.76%+1,446,206+14.6%Added
Vanguard Group Inc2,515,884$13.4M0.00%+79,126+3.2%Added
Verition Fund Management LLC2,402,239$12.8M0.18%+501,048+26.4%Added
Knoll Capital Management, LLC1,877,305$10.0M5.86%+374,845+24.9%Added
Citadel Advisors LLC1,664,128$8.89M0.01%−654,050−28.2%Reduced
Eagle Asset Management Inc1,458,008$7.79M0.05%−47,930−3.2%Reduced
Prosight Management, LP1,210,800$6.47M3.55%−775,083−39.0%Reduced
FMR LLC1,050,459$5.61M0.00%+375,875+55.7%Added
BlackRock Inc.970,086$5.18M0.00%−4,861−0.5%Reduced
Laurion Capital Management LP956,900$5.11M0.14%−14,881−1.5%Reduced
Two Sigma Advisers, LP897,600$4.79M0.01%+10,600+1.2%Added
683 Capital Management, LLC700,000$3.74M0.30%−300,000−30.0%Reduced
Tang Capital Management LLC700,000$3.74M0.46%+700,000New
Dimensional Fund Advisors LP680,013$3.63M0.00%+597,093+720.1%Added
Millennium Management LLC646,394$3.45M0.00%−590,358−47.7%Reduced
Assenagon Asset Management S.A.645,470$3.45M0.01%−1,347−0.2%Reduced
Two Sigma Investments, LP581,439$3.10M0.01%−24,629−4.1%Reduced
Geode Capital Management, LLC469,429$2.51M0.00%−17,340−3.6%Reduced
D. E. Shaw & Co., Inc.448,110$2.39M0.00%+174,769+63.9%Added
Johnson & Johnson394,834$2.11M0.62%00.0%Unchanged
Renaissance Technologies LLC378,300$2.02M0.00%−135,800−26.4%Reduced
J. Goldman & Co LP332,596$1.78M0.13%+332,596New
Wells Fargo & Company310,406$1.66M0.00%−20,951−6.3%Reduced
Morgan Stanley302,643$1.62M0.00%−62,317−17.1%Reduced
Jacobs Levy Equity Management, Inc281,836$1.50M0.01%+47,166+20.1%Added
DuPont Capital Management Corp263,924$1.41M0.08%+105,893+67.0%Added
EAM Investors, LLC233,638$1.25M0.27%+233,638New
Deutsche Bank AG229,454$1.23M0.00%00.0%Unchanged
Invesco Ltd.227,836$1.22M0.00%+227,836New
Connor, Clark & Lunn Investment Management Ltd.226,197$1.21M0.01%+158,283+233.1%Added
Marshall Wace, LLP200,163$1.07M0.00%+122,482+157.7%Added
Goldman Sachs Group Inc188,307$1.00M0.00%−996,277−84.1%Reduced
State Street Corp173,881$929.0K0.00%00.0%Unchanged
Palo Alto Investors LP160,800$859.0K0.07%00.0%Unchanged
Susquehanna International Group, LLP132,694$709.0K0.00%+60,452+83.7%Added
Woodstock Corp129,179$690.0K0.10%+24,445+23.3%Added
Cubist Systematic Strategies, LLC116,285$621.0K0.00%+23,988+26.0%Added
ClariVest Asset Management LLC108,000$577.0K0.03%00.0%Unchanged
Bank of America Corp106,506$568.0K0.00%−26,103−19.7%Reduced
Gsa Capital Partners LLP103,848$555.0K0.07%+103,848New
Northern Trust Corp85,821$458.0K0.00%−4,331−4.8%Reduced
New York Life Investments Alternatives85,091$454.0K0.45%−64,256−43.0%Reduced
Weiss Multi-Strategy Advisers LLC77,692$415.0K0.01%−2,543−3.2%Reduced
Victory Capital Management Inc67,390$360.0K0.00%+67,390New
Bank of New York Mellon Corp66,222$354.0K0.00%−12,253−15.6%Reduced
International Assets Investment Management, LLC59,277$317.0K0.07%−598−1.0%Reduced
Jump Financial, LLC50,000$267.0K0.01%+50,000New
Graham Capital Management, L.P.41,590$222.0K0.01%−795−1.9%Reduced
Ameriprise Financial Inc38,200$204.0K0.00%+14,000+57.9%Added
Qube Research & Technologies Ltd35,728$191.0K0.00%+16,313+84.0%Added
First Manhattan Co34,745$185.0K0.00%00.0%Unchanged
Price T Rowe Associates Inc34,387$184.0K0.00%−10,923−24.1%Reduced
Tobias Financial Advisors, Inc.34,173$182.0K0.06%00.0%Unchanged
ExodusPoint Capital Management, LP33,685$180.0K0.00%+11,190+49.7%Added
Alps Advisors Inc31,813$170.0K0.00%−2,768−8.0%Reduced
Raymond James & Associates27,049$144.0K0.00%−4,177−13.4%Reduced
CSS LLC26,828$143.0K0.01%−26,672−49.9%Reduced
UBS Group AG25,803$138.0K0.00%−734,694−96.6%Reduced
Group One Trading, L.P.25,913$138.0K0.00%+2,597+11.1%Added
Charles Schwab Investment Management Inc22,201$119.0K0.00%00.0%Unchanged
Curi Capital21,500$115.0K0.02%+21,500New
Cetera Advisor Networks LLC21,426$114.0K0.00%00.0%Unchanged
Hikari Power Ltd20,020$107.0K0.01%00.0%Unchanged
Trexquant Investment LP19,675$105.0K0.00%+19,675New
Virtu Financial LLC18,573$99.0K0.01%+18,573New
Thrivent Financial for Lutherans18,241$97.0K0.00%−22,872−55.6%Reduced
Kestra Advisory Services, LLC17,138$92.0K0.00%−800−4.5%Reduced
LMR Partners LLP17,311$92.0K0.00%00.0%Unchanged
Stifel Financial Corp15,928$85.0K0.00%−3,535−18.2%Reduced
Alpine Global Management, LLC12,025$64.0K0.01%00.0%Unchanged
Federation des caisses Desjardins du Quebec10,430$55.7K0.00%+2,150+26.0%Added
CIBC World Markets Inc.10,000$53.0K0.00%00.0%Unchanged
Barclays PLC8,935$48.0K0.00%+8,935New
Advisor Group Holdings, Inc.7,314$39.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)6,754$36.0K0.00%+6,754New
Citigroup Inc5,012$27.0K0.00%−361,218−98.6%Reduced
Royal Bank of Canada2,252$12.0K0.00%+1,289+133.9%Added
Stephens Consulting, LLC1,000$5.34K0.00%00.0%Unchanged
Truvestments Capital LLC929$5.00K0.00%00.0%Unchanged
Jefferies Group LLC807$4.31K0.00%+807New
Lindbrook Capital, LLC761$4.00K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA646$3.45K0.00%−1,554−70.6%Reduced
PSI Advisors, LLC500$3.00K0.00%00.0%Unchanged
Worth Asset Management, LLC500$3.00K0.00%00.0%Unchanged
HighMark Wealth Management LLC155$1.00K0.00%−610−79.7%Reduced
The PNC Financial Services Group, Inc.246$1.00K0.00%+246New
JPMorgan Chase & Co93$00.00%+20+27.4%Added
Institutional & Family Asset Management, LLC23$00.00%00.0%Unchanged
Rockefeller Capital Management L.P.38$00.00%00.0%Unchanged
Ikarian Capital, LLC0$00.00%−375,000−100.0%Sold out
Ergoteles LLC0$00.00%−238,500−100.0%Sold out
Bank of Montreal0$00.00%−80,700−100.0%Sold out
Caxton Associates LP0$00.00%−57,860−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−56,082−100.0%Sold out
Private Advisor Group, LLC0$00.00%−49,165−100.0%Sold out
AQR Capital Management LLC0$00.00%−40,954−100.0%Sold out
Simplex Trading, LLC0$00.00%−31,249−100.0%Sold out
XTX Topco Ltd0$00.00%−21,841−100.0%Sold out
SlateStone Wealth, LLC0$00.00%−11,964−100.0%Sold out
PEAK6 Investments LLC0$00.00%−5,500−100.0%Sold out